Allinone package includes a quickrelease neck strap screw for added convenience and faster setup. Versatile compatibility fits most quickrelease neck straps and easily attaches to the connector, offering broad compatibility across common strap systems. Convenient design features a threaded screw adapter that allows for easy connection of your camera to either a neck or shoulder strap. grade rubber included provides a secure fit and protects your camera from scratches during use. Use scenario 1: while traveling or walking through crowded areas, attach the camera to your neck strap with the quickrelease screw for easy access and security, and detach quickly when needed. Use scenario 2: during events or shoots where you need to switch between neck and shoulder straps, the threaded adapter enables rapid, reliable changes without tools. Use scenario 3: during outdoor photography or sports, secure the camera to your strap system to reduce the risk of drops while moving and work comfortably for extended periods.